File extension xlsx information
File extension XLSX identifies an Excel Microsoft Office Open XML Format Spreadsheet file developed by Microsoft Corporation. The XLSX file format also identifies an Excel 2007 XML Workbook. This file format is specially developed Excel Spreadsheets and is based on the Open XML data format. This file extension was initiated with Microsoft Excel 2007 application. XLSK files use the ZIP compression to come up with small file sizes. This new XML format applies to Excel, PowerPoint and Word components and is also referred to as the Microsoft Office Open XML format.
Cannot open xlsx files in Windows?
Not being able to open xlsx files in Windows may be a result of registry errors or not having the appropriate application installed. It is strongly recommended that you scan your computer for registry errors (free).This Microsoft Excel Open XML Document belongs to the category of data files. It is a spreadsheet format that was introduced with the Microsoft Excel 2007 application that is part of Microsoft Office 12. This file format stores data inside cells that are arranged in columns and rows. Through the component support utility, this file has a backward compatibility with Office 2003, Office XP and Microsoft Office 2000. To open file extension XLSX files on the Mac OS, users require the Panergy docXconverter, OpenOffice.org Calc, Microsoft Excel 2008 and Apple Numbers which is a part of the iWork 2008 application.